CN103334394A - Energy dissipation structure for anti-collision guardrail and mounting method thereof - Google Patents
Energy dissipation structure for anti-collision guardrail and mounting method thereof Download PDFInfo
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- CN103334394A CN103334394A CN2013103061252A CN201310306125A CN103334394A CN 103334394 A CN103334394 A CN 103334394A CN 2013103061252 A CN2013103061252 A CN 2013103061252A CN 201310306125 A CN201310306125 A CN 201310306125A CN 103334394 A CN103334394 A CN 103334394A
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Abstract
The invention provides an energy dissipation structure for an anti-collision guardrail. The energy dissipation structure comprises a left energy dissipation hollow box, a right hollow box and elastic buffer pieces, wherein the left energy dissipation hollow box is used for being connected with the left side face of the anti-collision guardrail; the right hollow box is used for being connected with the right side face of the anti-collision guardrail; and the elastic buffer pieces are filled into the left energy dissipation hollow box and the right hollow box. According to the energy dissipation structure for the anti-collision guardrail provided by the invention, the left energy dissipation hollow box is arranged on the left side face of the anti-collision guardrail, the right hollow box is arranged on the right side face of the anti-collision guardrail, and the elastic buffer pieces are filled into the left energy dissipation hollow box and the right hollow box, so that the left side of the anti-collision guardrail becomes elastic, namely, one side, which is close to a traffic lane, of the anti-collision guardrail becomes elastic, the rigidity of the anti-collision guardrail is lowered, the energy dissipation effect of the anti-collision guardrail is enhanced, and damages of traffic accidents to vehicles, drivers and passengers are reduced. The invention further provides a mounting method of the energy dissipation structure for the anti-collision guardrail.
Description
Technical field
The present invention relates to road safety guard technology field, more particularly, relate to a kind of anticollision barrier energy-dissipating structure and mounting method thereof.
Background technology
Along with the fast development of highway in China building cause, mileage in highway open to traffic rapidly increases, and still, the traffic safety problem of thereupon bringing highlights day by day.Highway anti-collision guardrail is one of most important security protection facility, and it plays the significant effects effect to the development of national economy and society, is the important safety guarantee facility of highway.
At present, in the both sides of highway anticollision barrier is set, wherein, wall formula anticollision barrier is the highway anti-collision guardrail form that extensively adopts.As depicted in figs. 1 and 2, wall formula anticollision barrier is generally reinforced concrete structure, adopts the construction of formwork erection poured in place concrete method to finish, and is about to the both sides that anticollision barrier 01 is installed in highway 02.When vehicle departed from highway 02, anticollision barrier 01 can stop vehicle derailing highway 02, prevented vehicle generation second accident.The top width of this anticollision barrier 01 is about 18cm, and bottom width is about 29cm, and anticollision barrier 01 is about 80cm at the height of highway more than 02.This anticollision barrier 01 comprises hypomere, the stage casing that links to each other with hypomere, the epimere that links to each other with the stage casing, wherein, two sides of hypomere and two sides of epimere are all vertical with the road surface of highway 02, the side of the close highway 02 in stage casing tilts to the center line of this anticollision barrier 01, and the stage casing is vertical with the road surface of highway 02 away from the side of highway 02, and the general height that hypomere exceeds the road surface of highway 02 is about 10cm.
Existing wall formula anticollision barrier can play the purpose of protection vehicle, and still, wall formula anticollision barrier adopts reinforced concrete structure, and rigidity is excessive, and effect of energy dissipation is relatively poor behind the automobile impacting, and the damage to vehicle and driver and crew after the generation traffic accident is bigger.
Therefore, how improving the effect of energy dissipation of anticollision barrier, to reduce traffic accident to vehicle and driver and crew's damage, is the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this invention is to provide a kind of anticollision barrier energy-dissipating structure, with the effect of energy dissipation of raising anticollision barrier, and then reduce traffic accident to vehicle and driver and crew's damage.Another object of the present invention provides a kind of mounting method of anticollision barrier energy-dissipating structure.
To achieve these goals, the invention provides following technical scheme:
A kind of anticollision barrier energy-dissipating structure is characterized in that, comprising:
For the hollow case of left energy dissipating that links to each other with the left surface of anticollision barrier;
For the right hollow case that links to each other with the right flank of described anticollision barrier;
Be filled in the hollow case of described left energy dissipating and the resilient snubber in the hollow case in the described right side.
Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, the hollow case of described left energy dissipating comprises: the nowel of Xiang Lianing, raising middle flask and top box successively;
Wherein, described nowel is used for being arranged on the highway and with the hypomere of described anticollision barrier fits, and described raising middle flask is used for fitting with the stage casing of described anticollision barrier; Described top box is used for fitting with the epimere of described anticollision barrier.
Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, described nowel and described top box are rectangular box, and the thickness of described nowel is greater than the thickness of described top box; Described nowel links to each other by described raising middle flask transition with described top box.
Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, the hollow case in the described right side is rectangular box.
Preferably, above-mentioned anticollision barrier energy-dissipating structure also comprises:
Be arranged at the left gripper shoe block on the hollow case of described left energy dissipating top
Be arranged at the right gripper shoe block on hollow case top, the described right side;
The gripper shoe that links to each other with described right gripper shoe block with described left gripper shoe block respectively, described gripper shoe is between described left gripper shoe block and described right gripper shoe block.
Preferably, above-mentioned anticollision barrier energy-dissipating structure also comprises:
Be arranged at the first fibre reinforced composites cloth of the end face of described gripper shoe, described left gripper shoe block external surface and described right gripper shoe block external surface;
Be arranged at the hollow case right flank of described left energy dissipating, the hollow case left surface in the described right side, and be used for being arranged on the second fibre reinforced composites cloth of the end face of described anticollision barrier.
Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, described anticollision barrier energy-dissipating structure is multistage, and place, the connection slit of adjacent two sections described anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board.
Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, the hollow case of the hollow case of described left energy dissipating and the described right side is the fibre reinforced composites casing, and described resilient snubber is polyurethane foam.
Anticollision barrier energy-dissipating structure provided by the invention, the hollow case of left energy dissipating is set, at the right flank of anticollision barrier right hollow case is set by the left surface at anticollision barrier, and in the hollow case of left energy dissipating and right hollow case, fill resilient snubber, like this, make the left surface of anticollision barrier have elasticity, a side that is anticollision barrier next-door neighbour runway has elasticity, reduced the rigidity of anticollision barrier, thereby improved the effect of energy dissipation of anticollision barrier, and then reduced the damage of traffic accident to vehicle and driver and crew.
Based on the above-mentioned anticollision barrier energy-dissipating structure that provides, the present invention also provides a kind of mounting method of anticollision barrier energy-dissipating structure, the above-mentioned anticollision barrier energy-dissipating structure that provides is provided this anticollision barrier energy-dissipating structure, and the mounting method of this anticollision barrier energy-dissipating structure comprises step:
1) cuts mounting groove on the road surface that is positioned at described anticollision barrier left side;
2) spot of left surface, right flank and the end face of the described anticollision barrier of removal, left surface, right flank and the end face of repairing and the described anticollision barrier of hacking, and dedusting;
3) the hollow case of described left energy dissipating that will have a described resilient snubber is placed in the described mounting groove, and connect and to have the hollow case of described left energy dissipating of described resilient snubber and the left surface of described anticollision barrier, connect and have the hollow case in the described right side of described resilient snubber and the right flank of described anticollision barrier;
4) to connecting slit pressure injection epoxide-resin glue, fill up described connection slit, wherein, described connection slit comprises: the slit that is connected of the hollow case of described left energy dissipating and described anticollision barrier left surface, the slit that is connected of the hollow case of described left energy dissipating and described mounting groove, the slit that is connected of the hollow case in described right side and described anticollision barrier right flank;
5) after described epoxide-resin glue reaches intensity, connection seam crossing between adjacent two sections described anticollision barrier energy-dissipating structures is pasted fiber-reinforced composite material board, pastes the second fibre reinforced composites cloth at the right flank of the end face of described anticollision barrier, the hollow case of described left energy dissipating, the left surface of the hollow case in the described right side;
6) after bonding agent reached intensity, bonding described gripper shoe was connected the upper end of the hollow case of described left energy dissipating and right hollow case;
7) after bonding agent reaches intensity, paste the first fibre reinforced composites cloth at the external surface of the external surface of described left gripper shoe block, described right gripper shoe block and the end face of described gripper shoe, finish installation.
Preferably, in the mounting method of above-mentioned anticollision barrier energy-dissipating structure, the hollow case of described left energy dissipating all links to each other with described anticollision barrier by bonding agent with the hollow case in the described right side.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the anticollision barrier that Fig. 1 provides for prior art;
Fig. 2 is the A-A sectional view of Fig. 1;
The structural representation of the anticollision barrier energy-dissipating structure that Fig. 3 provides for the embodiment of the invention;
The part-structure schematic diagram of the anticollision barrier energy-dissipating structure that Fig. 4 provides for the embodiment of the invention;
Fig. 5 is that the B of Fig. 4 is to schematic diagram;
The anticollision barrier energy-dissipating structure that Fig. 6 provides for the embodiment of the invention is installed in the structural representation on the anticollision barrier;
Fig. 7 is the C-C sectional view of Fig. 6.
Among last Fig. 1-7:
01-anticollision barrier, 02-highway, the hollow case of 1-left side energy dissipating, 11-nowel, 12-raising middle flask, 13-top box, the right hollow case of 2-, 3-left side gripper shoe block, the right gripper shoe block of 4-, 5-gripper shoe, 6-resilient snubber, 7-fiber-reinforced composite material board, 8-highway, 9-anticollision barrier.
The specific embodiment
Herein, " left side ", " right side " refer to that respectively namely the left surface of anticollision barrier is the side of the runway of anticollision barrier next-door neighbour highway left and right during towards vehicle heading on the highway, and the right flank of anticollision barrier is that anticollision barrier is away from the side of runway.
The embodiment of the invention provides a kind of anticollision barrier energy-dissipating structure, has improved the effect of energy dissipation of anticollision barrier, and then has reduced the damage of traffic accident to vehicle and driver and crew.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The anticollision barrier energy-dissipating structure that the embodiment of the invention provides comprises: for the hollow case 1 of left energy dissipating that links to each other with the left surface of anticollision barrier 9; For the right hollow case 2 that links to each other with the right flank of anticollision barrier 9; With the resilient snubber 6 that is filled in hollow the case 1 interior and right hollow case 2 of left energy dissipating.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the left surface of anticollision barrier 9 and right flank refer to when the travel direction of vehicle on highway 8 left surface of anticollision barrier 9 and right flank.
The anticollision barrier energy-dissipating structure that the embodiment of the invention provides, the hollow case 1 of left energy dissipating is set, at the right flank of anticollision barrier 9 right hollow case 2 is set by the left surface at anticollision barrier 9, and in the hollow case 1 of left energy dissipating and right hollow case 2, fill resilient snubber 6, like this, make the left surface of anticollision barrier 9 have elasticity, a side that is anticollision barrier 9 next-door neighbour's runways has elasticity, reduced the rigidity of anticollision barrier 9, thereby improved the effect of energy dissipation of anticollision barrier 9, and then reduced the damage of traffic accident to vehicle and driver and crew.
Simultaneously, the anticollision barrier energy-dissipating structure that above-described embodiment provides can realize that factory makes and on-the-spot the installation combines in factory mass production, has effectively improved workmanship.
Need to prove that at present, the material of anticollision barrier 9 is reinforced concrete fence, the lower left side of anticollision barrier 9 is highway 8, and the ground surface material of highway 8 is bituminous concrete.The top width of anticollision barrier 9 is about 18cm, and the bottom width of anticollision barrier 9 is about 29cm, and anticollision barrier 9 is about 80cm at the height more than the road surface.In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the preferential height of anticollision barrier energy-dissipating structure of selecting is greater than the height of anticollision barrier 9, because the side at anticollision barrier 9 next-door neighbour's runways is provided with the hollow case 1 of left energy dissipating, act directly on during automobile impacting on the hollow case 1 of left energy dissipating, be hollow between the anticollision barrier 9 a tops left side hollow case 1 of energy dissipating and the right hollow case 2, the fiber-reinforced composite materials structures flexibility is bigger, effect of energy dissipation is better, has alleviated the damage to vehicle and personnel after the traffic accident greatly.Concrete, the height of the anticollision barrier bump energy-dissipating structure that above-described embodiment provides is 110cm.
Preferably, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, the hollow case 1 of left energy dissipating comprises: the nowel 11 of Xiang Lianing, raising middle flask 12 and top box 13 successively; Wherein, nowel 11 is used for being arranged on the highway 8 and with the hypomere of anticollision barrier 9 fits, and raising middle flask 12 is used for fitting with the stage casing of anticollision barrier 9; Top box 13 is used for fitting with the epimere of anticollision barrier 9.Particularly, top box 13, raising middle flask 12 and nowel 11 threes are monolithic construction.
In order effectively to improve the effect of energy dissipation of anticollision barrier, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, nowel 11 and top box 13 are rectangular box, and the thickness of nowel 11 is greater than the thickness of top box 13, like this, can effectively improve the energy dissipating performance of anticollision barrier energy-dissipating structure, also reduce the material use amount of this anticollision barrier energy-dissipating structure simultaneously.In order to improve the aesthetics of anticollision barrier energy-dissipating structure, preferentially select nowel 11 to link to each other by raising middle flask 12 transition with top box 13.Wherein, top box 13(nowel 11 or raising middle flask 12) thickness, refer to along the left side (right side) of anticollision barrier 9 to the length of the direction on its right side (left side).Preferably, in the above-mentioned anticollision barrier energy-dissipating structure, right hollow case 2 is rectangular box.Certainly, top box 13, nowel 11, raising middle flask 12 and right hollow case 2 also can be other shapes, and the embodiment of the invention is not done this particularly and limited.
In order further to optimize technique scheme, the anticollision barrier energy-dissipating structure that above-described embodiment provides also comprises: the left gripper shoe block 3 that is arranged at the hollow case of left energy dissipating 1 top; Be arranged at the right gripper shoe block 4 on right hollow case 2 tops; The gripper shoe 5 that links to each other with right gripper shoe block 4 with left gripper shoe block 3 respectively, this gripper shoe 5 is between left gripper shoe block 3 and right gripper shoe block 4.In order to strengthen the fixing of gripper shoe 5, above-mentioned anticollision barrier energy-dissipating structure, gripper shoe 5 all links to each other with right hollow case 2 with the hollow case 1 of left energy dissipating, i.e. and the hollow case 1 of left energy dissipating, right hollow case 2, left gripper shoe block 3 all link to each other with gripper shoe 5 with right gripper shoe block 4.Preferably, the hollow case 1 of left energy dissipating, right hollow case 2, left gripper shoe block 3 and right gripper shoe block 4 respectively with 5 bonding linking to each other of gripper shoe.Like this, be convenient to fixing and installation.Concrete, left gripper shoe block 3 and right gripper shoe block 4 are the fibre reinforced composites piece, and gripper shoe 5 is fiber-reinforced composite material board.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the height of preferentially selecting nowel 11 is 20cm, and width is 15cm; The height of top box 13 is 52.5cm, and width is 7.5cm; The height of raising middle flask 12 is 30cm, width from bottom to up by the 15cm gradual transition to 7.5cm; The width of left side gripper shoe block 3 is 2.5cm, highly is 7.5cm; The wall thickness of the hollow case 1 of left side energy dissipating is 4mm.Like this, the overall height of nowel 11 and left gripper shoe block 3 is 110cm.The width of right hollow case 2 is 7.5cm, and the width of right gripper shoe block 4 is 2.5cm, and highly the wall thickness for 7.5cm, right hollow case 2 is 4mm, and the overall height of right hollow case 2 and right gripper shoe block 4 is 110cm.The length of gripper shoe 5 is 19.5cm, highly is 7.5cm, and the seam between gripper shoe 5 and left gripper shoe block 3 and the right gripper shoe block 4 is 0.5cm, and the top overall width of whole anticollision barrier energy-dissipating structure like this is 33cm.Need to prove that nowel 11 is 29cm with the spacing of right hollow case 2, top box 13 is 18cm with the spacing of right hollow case 2, the spacing of raising middle flask 12 and right hollow case 2 from bottom to up by the 29cm gradual transition to 18cm.The bottom overall width of whole anticollision barrier energy-dissipating structure like this is 51.5cm, and the top overall width is 33cm.
Preferably, the anticollision barrier energy-dissipating structure that above-described embodiment provides also comprises: the first fibre reinforced composites cloth that is arranged at the end face of gripper shoe 5, left gripper shoe block 3 external surfaces and right gripper shoe block 4 external surfaces; Be arranged at hollow case 1 right flank of left energy dissipating, right hollow case 2 left surfaces, and be used for being arranged on the second fibre reinforced composites cloth of the end face of anticollision barrier 9.Wherein, the external surface of left gripper shoe block 3 refers to, the left surface of left gripper shoe block 3 and end face; The external surface of right gripper shoe block 4 refers to the right flank of right gripper shoe block 4 and end face.Like this, the first fibre reinforced composites cloth and the second fibre reinforced composites cloth link into an integrated entity the hollow case 1 of left energy dissipating, anticollision barrier 9 and right hollow case 2, have strengthened the intensity of whole anticollision barrier energy-dissipating structure; Simultaneously, the appearance color unanimity of this anticollision barrier energy-dissipating structure has strengthened aesthetics; The fibre reinforced composites surface is more smooth, makes this anticollision barrier energy-dissipating structure be easy to maintenance.Concrete, the first fibre reinforced composites cloth is adhered to end face and the right flank of the end face of the end face of gripper shoe 5, left gripper shoe block 3 and left surface, right gripper shoe block 4; The second fibre reinforced composites cloth is adhered to the right flank of the hollow case 1 of left energy dissipating, the left surface of right hollow case 2, and is used for being arranged on the end face of anticollision barrier 9.In order further to strengthen the aesthetics of whole anticollision barrier energy-dissipating structure, preferentially to select, the first fibre reinforced composites cloth is woven roving.Certainly, the first fibre reinforced composites cloth also can be the cloth of other patterns, and the embodiment of the invention is not done this particularly and limited.
Because anticollision barrier 9 has certain length, therefore, the anticollision barrier energy-dissipating structure has multistage, namely along the length direction of anticollision barrier 9, comprises multistage anticollision barrier energy-dissipating structure.In order to strengthen the intensity of anticollision barrier energy-dissipating structure, in the above-mentioned anticollision barrier energy-dissipating structure, place, the connection slit of adjacent two sections anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board 7.Preferably, fiber-reinforced composite material board 7 be 30cm along highway bearing of trend width, thickness is 5mm, each 15cm of joint both sides of the hollow case 1 of left energy dissipating and right hollow case 2.Certainly can adopt other sizes as the case may be.
In order to strengthen the energy dissipating performance, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, left energy dissipating hollow 1 and right hollow case 2 are the fibre reinforced composites casing, and resilient snubber 6 is polyurethane foam.The flexibility of fibre reinforced composites is bigger, and the effect of energy dissipation of this anticollision barrier energy-dissipating structure is better; Simultaneously, the intensity of fibre reinforced composites is bigger, approaches with steel strength, and then the crashproof ability of this anticollision barrier energy-dissipating structure is stronger.Certainly, the hollow case 1 of left energy dissipating, right hollow case 2 also can be other casings, and resilient snubber 6 also can be other packing materials, and the embodiment of the invention is not done this particularly and limited.
The anticollision barrier energy-dissipating structure that provides based on above-described embodiment, the embodiment of the invention also provides a kind of mounting method of anticollision barrier energy-dissipating structure, this anticollision barrier energy-dissipating structure is the described anticollision barrier energy-dissipating structure of above-described embodiment, the mounting method of this anticollision barrier energy-dissipating structure specifically comprises step:
S01: cut mounting groove on the road surface that is positioned at the anticollision barrier left side:
Because the left side of anticollision barrier 9 directly contacts with vehicle, installation and raising effect of energy dissipation for the ease of the anticollision barrier energy-dissipating structure, the anticollision barrier energy-dissipating structure partly is arranged on the below, road surface of highway 8, namely cut mounting groove on the road surface in anticollision barrier 9 left sides, the hollow case 1 of left energy dissipating to be installed.Like this, can strengthen the installation strength of anticollision barrier energy-dissipating structure, strengthen its stability.Need to prove that the degree of depth of mounting groove is about 10cm and the vertical section total overall height of the above existing wall formula anticollision barrier in road surface is 20cm, the height that nowel 11 so is set is 20cm.
For the ease of the installation of anticollision barrier energy-dissipating structure, select the bottom of right hollow case 2 and the bottom of anticollision barrier 9 to be positioned at same level.
S02: remove the spot of left surface, right flank and the end face of anticollision barrier, left surface, right flank and the end face of repairing and hacking anticollision barrier, and dedusting:
In order to guarantee the fixing of the hollow case 1 of left energy dissipating and right hollow case 2, need to handle left surface, right flank and the end face of anticollision barrier 9.The surface of anticollision barrier 9 is dirtier usually, also out-of-flatness, and therefore needs are removed the spot of left surface, right flank and the end face of anticollision barrier 9, repair and the hacking anticollision barrier, and dedusting, make its left surface and right flank more smooth, be fixedly preparing of the hollow case 1 of left energy dissipating and right hollow case 2.Repair anticollision barrier 9, the preferential employing epoxy resin mortar of selecting is repaired.
S03: the hollow case 1 of left energy dissipating that will have resilient snubber 6 is placed in the mounting groove, and connects and to have the hollow case 1 of left energy dissipating of resilient snubber 6 and the left surface of anticollision barrier 9, connects to have the right hollow case 2 of resilient snubber 6 and the right flank of anticollision barrier 9:
Adopt the mould manufacturing to be filled with the hollow case 1 of left energy dissipating and the right hollow case 2 of resilient snubber 6 in factory, the hollow case 1 of left energy dissipating that will have resilient snubber 6 is placed in the mounting groove, and namely the bottom of the hollow case 1 of left energy dissipating is positioned at below the road surface of highway 8.Connection has the hollow case 1 of left energy dissipating of resilient snubber 6 and the left surface of anticollision barrier 9, makes the hollow case 1 of left energy dissipating and the left surface of anticollision barrier 9 fit; Connection has the right hollow case 2 of resilient snubber 6 and the right flank of anticollision barrier 9, makes the right flank of right hollow case 2 and anticollision barrier 9 fit.Installation for the ease of the hollow case 1 of left energy dissipating and right hollow case 2, the preferential selection, left side energy dissipating hollow case 1 and right hollow case 2 all with 9 bonding linking to each other of anticollision barrier, after namely handling anticollision barrier 9, left surface and right flank at anticollision barrier 9 are smeared cementing agent, make the hollow case 1 of left energy dissipating and right hollow case 2 all with 9 bonding linking to each other of anticollision barrier, preferentially selecting bonding agent is epoxy resin adhesive.Certainly, can adopt the fixing hollow case 1 of left energy dissipating of other modes and right hollow case 2, the embodiment of the invention does not limit particularly to this yet.
S04: to connecting slit pressure injection epoxide-resin glue, fill up the connection slit, finish installation:
In order to strengthen the intensity of anticollision barrier energy-dissipating structure, need fill up connecting the slit, wherein, connecting the slit comprises: the slit that is connected of the hollow case 1 of left energy dissipating and anticollision barrier 9 left surfaces, the slit that is connected of left side energy dissipating hollow case 1 and mounting groove, the slit that is connected of the hollow case 2 in right side and anticollision barrier 9 right flanks.Preferably, to connecting slit pressure injection epoxide-resin glue, fill up the connection slit.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the hollow case 1 of left energy dissipating and the 3 whole manufacturings of left gripper shoe block, right hollow case 2 and right gripper shoe block 4 whole manufacturings.For the ease of transportation and installation, this anticollision barrier energy-dissipating structure segmentation transportation and installation, every section long 4m of anticollision barrier energy-dissipating structure usually.The anticollision barrier energy-dissipating structure that above-described embodiment provides when having left gripper shoe block 3, right gripper shoe block 4 and gripper shoe 5, also comprises step behind the step S04:
S05: after epoxide-resin glue reaches intensity, connection seam crossing between adjacent two sections anticollision barrier energy-dissipating structures is pasted fiber-reinforced composite material board 7, pastes the second fibre reinforced composites cloth at the left surface of the end face of anticollision barrier 9, the right flank of the hollow case 1 of left energy dissipating, right hollow case 2;
Wherein, the second fibre reinforced composites cloth upwards height of bending can be 10cm, and namely the height of the part that links to each other with the right flank (left surface of right hollow case 2) of the hollow case 1 of left energy dissipating of the second fibre reinforced composites cloth is 10cm.
S06: after bonding agent reached intensity, bonding gripper shoe 5 was connected the upper end of the hollow case 1 of left energy dissipating and right hollow case 2;
S07: after bonding agent reaches intensity, paste the first fibre reinforced composites cloth at the external surface of the external surface of left gripper shoe block 3, right gripper shoe block 4 and the end face of gripper shoe 5, finish installation.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, fibre reinforced composites, English name are Fiber Reinforce Polymer, are called for short FRP.Fibre reinforced composites were called GFRP(and often claim glass fiber reinforced plastic when fiber adopted glass fiber), GFRP is designated hereinafter simply as FRP.About glass fiber tensile strength 1000MPa, about epoxy resin tensile strength 60MPa, glass fiber and epoxy resin can reach about 300MPa in conjunction with back formation GFRP structural strength and steel structure intensity approaches.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments herein.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an anticollision barrier energy-dissipating structure is characterized in that, comprising:
For the hollow case of left energy dissipating (1) that links to each other with the left surface of anticollision barrier (9);
For the right hollow case (2) that links to each other with the right flank of described anticollision barrier (9);
Be filled in the hollow case of described left energy dissipating (1) and the resilient snubber (6) in the hollow case in the described right side (2).
2. anticollision barrier energy-dissipating structure as claimed in claim 1 is characterized in that, the hollow case of described left energy dissipating (1) comprising: the nowel of Xiang Lianing (11), raising middle flask (12) and top box (13) successively;
Wherein, described nowel (11) is used for being arranged on highway (8) upward and fits with the hypomere of described anticollision barrier (9), and described raising middle flask (12) is used for fitting with the stage casing of described anticollision barrier (9); Described top box (13) is used for fitting with the epimere of described anticollision barrier (9).
3. anticollision barrier energy-dissipating structure as claimed in claim 2 is characterized in that, described nowel (11) and described top box (13) are rectangular box, and the thickness of described nowel (11) is greater than the thickness of described top box (13); Described nowel (11) links to each other by described raising middle flask (12) transition with described top box (13).
4. anticollision barrier energy-dissipating structure as claimed in claim 3 is characterized in that, the hollow case in the described right side (2) is rectangular box.
5. anticollision barrier energy-dissipating structure as claimed in claim 4 is characterized in that, also comprises:
Be arranged at the left gripper shoe block (3) on the hollow case of described left energy dissipating (1) top;
Be arranged at the right gripper shoe block (4) on the hollow case in the described right side (2) top;
The gripper shoe (5) that links to each other with described right gripper shoe block (4) with described left gripper shoe block (3) respectively, described gripper shoe (5) is positioned between described left gripper shoe block (3) and the described right gripper shoe block (4).
6. anticollision barrier energy-dissipating structure as claimed in claim 5 is characterized in that, also comprises:
Be arranged at the first fibre reinforced composites cloth of described gripper shoe (5) end face, described left gripper shoe block (3) external surface and described right gripper shoe block (4) external surface;
Be arranged at the hollow case of described left energy dissipating (1) right flank, the hollow case in the described right side (2) left surface, and be used for being arranged on the second fibre reinforced composites cloth of the end face of described anticollision barrier (9).
7. anticollision barrier energy-dissipating structure as claimed in claim 6 is characterized in that, described anticollision barrier energy-dissipating structure is multistage, and place, the connection slit of adjacent two sections described anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board (7).
8. anticollision barrier energy-dissipating structure as claimed in claim 7 is characterized in that, the hollow case of the hollow case of described left energy dissipating (1) and the described right side (2) is the fibre reinforced composites casing, and described resilient snubber (6) is polyurethane foam.
9. the mounting method of an anticollision barrier energy-dissipating structure as claimed in claim 8 is characterized in that, comprises step:
1) cuts mounting groove on the road surface that is positioned at described anticollision barrier (9) left side;
2) remove the spot of left surface, right flank and the end face of described anticollision barrier (9), repair and left surface, right flank and the end face of the described anticollision barrier of hacking (9), and dedusting;
3) the hollow case of described left energy dissipating (1) that will have a described resilient snubber (6) is placed in the described mounting groove, and connect and to have the hollow case of described left energy dissipating (1) of described resilient snubber (6) and the left surface of described anticollision barrier (9), connection has the hollow case in the described right side (2) of described resilient snubber (6) and the right flank of described anticollision barrier (9);
4) to connecting slit pressure injection epoxide-resin glue, fill up described connection slit, wherein, described connection slit comprises: the slit that is connected of the hollow case of described left energy dissipating (1) and described anticollision barrier (9) left surface, the slit that is connected of the hollow case of described left energy dissipating (1) and described mounting groove, the slit that is connected of the hollow case in described right side (2) and described anticollision barrier (9) right flank;
5) after described epoxide-resin glue reaches intensity, connection seam crossing between adjacent two sections described anticollision barrier energy-dissipating structures is pasted fiber-reinforced composite material board (7), pastes the second fibre reinforced composites cloth at the left surface of the end face of described anticollision barrier (9), the right flank of the hollow case of described left energy dissipating (1), the hollow case in the described right side (2);
6) after bonding agent reached intensity, bonding described gripper shoe (5) was connected the upper end of the hollow case of described left energy dissipating (1) and right hollow case (2);
7) after bonding agent reaches intensity, paste the first fibre reinforced composites cloth at the external surface of described left gripper shoe block (3), the external surface of described right gripper shoe block (4) and the end face of described gripper shoe (5), finish installation.
10. the mounting method of anticollision barrier energy-dissipating structure as claimed in claim 9 is characterized in that, the hollow case of described left energy dissipating (1) all links to each other with described anticollision barrier (9) by bonding agent with the hollow case in the described right side (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103061252A CN103334394A (en) | 2013-07-19 | 2013-07-19 | Energy dissipation structure for anti-collision guardrail and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103061252A CN103334394A (en) | 2013-07-19 | 2013-07-19 | Energy dissipation structure for anti-collision guardrail and mounting method thereof |
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| Publication Number | Publication Date |
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| CN103334394A true CN103334394A (en) | 2013-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013103061252A Pending CN103334394A (en) | 2013-07-19 | 2013-07-19 | Energy dissipation structure for anti-collision guardrail and mounting method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930187A (en) * | 2017-05-08 | 2017-07-07 | 张锡祥 | FRP flexible protection wall Bridge guardrails |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3540699A (en) * | 1966-06-14 | 1970-11-17 | Alberto Guzzardella | Hydraulic barrier structure for roadways |
| CN2396096Y (en) * | 1999-12-08 | 2000-09-13 | 北京深华科交通工程有限公司 | Central dividing concrete guard fence of highway, with dizzy-prevention feature and capable of irrigating and planting tree or flower |
| WO2003033821A1 (en) * | 2001-10-18 | 2003-04-24 | The Yodock Wall Company, Inc. | Barrier device with foam interior |
| CN101672022A (en) * | 2009-10-26 | 2010-03-17 | 北京海博思强桥梁新技术有限公司 | Method for protecting highway barrier and highway barrier |
| CN203487489U (en) * | 2013-07-19 | 2014-03-19 | 重庆交通大学 | Energy dissipating structure used for crash-proof guiderail |
-
2013
- 2013-07-19 CN CN2013103061252A patent/CN103334394A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3540699A (en) * | 1966-06-14 | 1970-11-17 | Alberto Guzzardella | Hydraulic barrier structure for roadways |
| CN2396096Y (en) * | 1999-12-08 | 2000-09-13 | 北京深华科交通工程有限公司 | Central dividing concrete guard fence of highway, with dizzy-prevention feature and capable of irrigating and planting tree or flower |
| WO2003033821A1 (en) * | 2001-10-18 | 2003-04-24 | The Yodock Wall Company, Inc. | Barrier device with foam interior |
| CN101672022A (en) * | 2009-10-26 | 2010-03-17 | 北京海博思强桥梁新技术有限公司 | Method for protecting highway barrier and highway barrier |
| CN203487489U (en) * | 2013-07-19 | 2014-03-19 | 重庆交通大学 | Energy dissipating structure used for crash-proof guiderail |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930187A (en) * | 2017-05-08 | 2017-07-07 | 张锡祥 | FRP flexible protection wall Bridge guardrails |
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